Manganese minerals of Pennsylvania

MLA

Foose, Richard Martin. Manganese minerals of Pennsylvania. [Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1942.

APA

Foose, R. (1942). Manganese minerals of Pennsylvania. [Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey.

Chicago

Foose, Richard Martin. Manganese minerals of Pennsylvania. [Harrisburg] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey, 1942.